But human tribes also split and went separate ways. Prior to the telephone moving continents, countries, or towns over effectively meant an end to familial con

But human tribes also split and went separate ways. Prior to the telephone moving continents, countries, or towns over effectively meant an end to familial contact. There is a lot more ambiguity in whether a person chose to no longer be in contact with their parents by moving to where contact was impossible - and the case where phone calls go unanswered.